The Supreme Trinity..

Brahma (The Creator),

Vishnu (The Preserver),

Shiva (The Destroyer)..

..

But they also follow the rule, otherwise the entire creation will plunge into darkness and destruction, and they are not free from the consequences of their action. Just like Brinda (Tulsi) cursed Lord Vishnu to turn into stone and suffer like she suffered because Lord Vishnu's deed..

...